Inventor

PERCIVAL CHRISTOPHER J

US7 patents

⚠️ This page may combine multiple inventors who share the name “PERCIVAL CHRISTOPHER J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LEICA INC

4 patents

US5301004AApr 5, 1994

Method and apparatus for determining the optical properties of a lens

LEICA INC27 citations91

USD369112SApr 23, 1996

Lensmeter

LEICA INC6 citations73

US5446274AAug 29, 1995

Instructive display for assisting in centering an optical path element on a path

LEICA INC7 citations72

US5602640AFeb 11, 1997

Lensmeter accessory

LEICA INC0 citations50

REICHERT INC

3 patents

US6623429B2Sep 23, 2003

Hand-held non-contact tonometer

REICHERT INC43 citations91

US6749302B2Jun 15, 2004

Afocal position detection system and ophthalmic instrument employing said system

REICHERT INC21 citations90

US6669340B2Dec 30, 2003

Alignment system for an ophthalmic instrument

REICHERT INC18 citations81